Dieshots

CPU/MCU

Sharp SC43153/177/178(A)

Type4-bit General Purpose
Datecirca. 1980
FamilySharp SM-4 Family, probably SM578/579 predecessor
(insufficient information)
Technology1P1M Metal Contact Poly Gate Si CMOS
Feature Size~5μm
Size (mm)5.55 x 5.0
DescriptionThe integrated 4-bit "microcomputer" seen in Sharp PC-1200 series pocket BASIC computers and EL5100(S) programmable calculators.

SC43178: BaiduYun (pw:448m) Mega

SC43177A: BaiduYun (pw:448m) Mega

MOSTEK MK6215P aka. HP 1820-1523

Type56-bit Bit-Serial Decimal-Only Floating Point
Date1975.38
FamilyHP ACT for the "Woodstock" Calculator Series
Technology1P1M Metal Contact Poly Gate PMOS
Feature Size~7μm
Size (mm)5.0 x 5.0
DescriptionHP's single-chip version of their first-generation handheld scientific calculator chipset.
In its essence a programmed Cordic machine with additional registers for RPN operation.
Fully dynamic data storage.

HP 1820-1523: BaiduYun (pw:448m) Mega

Memory Chips

Sharp SC43125A

Type4-bit SRAM with LCD Driver
Datecirca. 1980
FamilyUnknown
Technology1P1M Metal Contact Poly Gate Si CMOS
Feature Size
Size (mm) 4.0 x 4.55
Description256 x 4 low power SRAM with LCD drivers seen in Sharp PC-1200 series pocket BASIC computers and EL5100(S) programmable calculators.

SC43125A: BaiduYun (pw:448m) Mega

Analog

ADI AD624AD

TypeInstrumentation Amplifier
Date1995.48
Family-
Technology1P1M Laser Trimmed Bipolar
Feature Size~9μm
Size (mm) 4.2 x 2.5
Description25MHz GBP bipolar low-noise instrumentation amplifier with laser-trimmed resistors

AD 624AD 9548 A64528: BaiduYun (pw:448m) Mega